Communication interface



FIG. 1 is a perspective view illustrating the top, front and right side of a design for a communication interface;

FIG. 2 is a perspective view illustrating the bottom, front and right side of a design for the communication interface illustrated in FIG. 1;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view of the design shown in FIGS. 1 through 7 including broken lines to indicate environment; and,

FIG. 9 is a bottom perspective of FIG. 8.

The broken lines in FIGS. 8 and 9 illustrate environment only and forms no part of the claimed design. 

We claim the ornamental design for a communication interface, as shown and described. 